S01E01 Episode 1
A young intern's first day at GCHQ coincides with a major cyberattack on the UK. To win her superiors' trust, she breaks ranks to analyse the malware code without permission and uncovers a greater threat...
The Undeclared War
The battle line is online
S01E04: Episode 4
With Saara in a difficult position, a revelation forces her hand. Marina moves to London.
Overview
In the post-pandemic world of 2024 during an upcoming British general election involving the UK’s first Black Conservative prime minister, a leading team of analysts at the heart of the UK’s NSA-style spy agency GCHQ attempt to ward off a cyber-attack on the country’s electoral system.
Episodes
S01E02 Episode 2
Saara befriends John, a veteran GCHQ staffer, and seeks help from Gabriel in decrypting a message in the virus. Danny signs off on Saara attending a cyber conference with US agent Kathy, aware that Russian...
S01E03 Episode 3
Vadim returns to Russia where his allegiances are tested, leading him to a risky stunt.
S01E04 Episode 4
With Saara in a difficult position, a revelation forces her hand. Marina moves to London.
S01E05 Episode 5
Signs of irregularity in the UK general election result prompt political unrest, and the nation's relationship with its allies is threatened. Saara makes a devastating discovery.
S01E06 Episode 6
As the true extent of Russia's interference with the UK becomes clear, Saara and her former classmate join forces. Can they uncover the hidden code and prevent a war?
Cast
Hannah Khalique-Brown
Saara Parvan
Simon Pegg
Danny Patrick
Maisie Richardson-Sellers
Kathy Freeman
Edward Holcroft
James Cox
Adrian Lester
PM Andrew Makinde
Alex Jennings
David Neal
Hattie Morahan
Elizabeth Kahn
Ed Stoppard
Richard Marston
